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Finding the Fourth Proportional to 6,602.31, 9,895.16 and 4,718.39

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Solution

The fourth proportional to 6,602.31, 9,895.16 and 4,718.39 is: 7,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.31 : 9,895.16 = 4,718.39 : x
  2. Step 2: Convert to fraction form
    6,602.31/9,895.16 = 4,718.39/x
  3. Step 3: Cross multiply
    6,602.31x = 9,895.16 × 4,718.39
  4. Step 4: Simplify right side
    6,602.31x = 46,689,186.31
  5. Step 5: Solve for x
    x = 46,689,186.31/6,602.31
  6. Step 6: Final answer
    x = 7,071.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.